MESON Chess Problem Database

Problem Display
PID: 160855 (3N1R2/r3p2p/3b4/4k3/1pP1p3/5pK1/P7/4n1Q1 w - - 0 1)

Williams, Philip Hamilton

Reading Observer, 1905

3N1R2/r3p2p/3b4/4k3/1pP1p3/5pK1/P7/4n1Q1

#2

6 + 9

15351 SCPF/BCPS Black Books 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Bc5
      • 2.Qxc5#
    • 1...Bc7
      • 2.Qc5#
    • 1...Bb8
      • 2.Qc5#
    • 1...Sg2
      • 2.Qa1#
    • 1...e3
      • 2.Qxe3#
    • 1...e6
      • 2.Sc6#
  • Tries
    • 1.Kh2?
      • threat
        • 2.Qg7#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Bc7
        • 2.Qc5#
      • 1...Bb8
        • 2.Qc5#
      • 1...e3
        • 2.Qxe3#
      • 1...Sg2
        • 2.Qa1#
      • 1...e6
        • 2.Sc6#
      • 1...Rxa2+!
    • 1.Kh4?
      • threat
        • 2.Qg7#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Bc7
        • 2.Qc5#
      • 1...Bb8
        • 2.Qc5#
      • 1...e3
        • 2.Qxe3#
      • 1...e6
        • 2.Sc6#
      • 1...Sg2+!
  • Keys
    • 1.Kh3!
      • threat
        • 2.Qg7#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Bc7
        • 2.Qc5#
      • 1...Bb8
        • 2.Qc5#
      • 1...e3
        • 2.Qxe3#
      • 1...Sg2
        • 2.Qa1#
      • 1...e6
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(f);N_GUARD::QAR2(A),XB(f)
    • B(f);N_GUARD::QAR2(A)
    • S(a);OGATE::QAB(A)
    • P(d);OGATEB::QAR2(A),XP(d)
    • P(h);SBLOCK::S(E)
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Threat
        • QAB(A)
      • Vars
        • B(f);N_GUARD::QAR2(A),XB(f)
        • B(f);N_GUARD::QAR2(A)
        • P(d);OGATEB::QAR2(A),XP(d)
        • S(a);OGATE::QAB(A)
        • P(h);SBLOCK::S(E)
      • Refutation
        • R(g);CHECK,XP(B)
    • Try
      • K(C);S_FLIGHT
      • Threat
        • QAB(A)
      • Vars
        • B(f);N_GUARD::QAR2(A),XB(f)
        • B(f);N_GUARD::QAR2(A)
        • P(d);OGATEB::QAR2(A),XP(d)
        • P(h);SBLOCK::S(E)
      • Refutation
        • S(a);CHECK
  • Actual
    • K(C);P-FLIGHT
    • Threat
      • QAB(A)
    • Vars
      • B(f);N_GUARD::QAR2(A),XB(f)
      • B(f);N_GUARD::QAR2(A)
      • P(d);OGATEB::QAR2(A),XP(d)
      • S(a);OGATE::QAB(A)
      • P(h);SBLOCK::S(E)
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